“Angus has shown great strength of character in the way he has reacted to this news.

“The whole Tigers family join together in showing Angus continued love and will support him in his recovery. His physical and mental well-being are our number one priority at this moment in time.

“The club kindly requests that supporters and the media respect the privacy of Angus and his family at this time. Please also note that any further updates on his progress will be provided by the club.”

MacDonald, who last appeared for Hull in April 2018, announced on Instagram last month that he had taken part in his first full training session since being diagnosed with DVT in November.